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William Falcon committed 2019-07-13 22:28:08 -04:00
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commit cefc27112d
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pytorch_lightning/models/trainer.py
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@@ -273,7 +273,7 @@ class Trainer(TrainerIO):
self.test_dataloader = model.test_dataloader
self.val_dataloader = model.val_dataloader
if self.on_gpu and type(self.tng_dataloader.sampler) is not DistributedSampler:
if self.data_parallel and type(self.tng_dataloader.sampler) is not DistributedSampler:
msg = '''
when using multiple gpus and multiple nodes you must pass a DistributedSampler to DataLoader(sampler).